Floor And Wall Openings, Railings, And Toeboards, Safety Requirements For
出版:American National Standards Institute
专家解读视频
Outlines safety precautions for people in all places where there is danger of falling through floor or wall openings, or from platforms, stairways, or runways.
ANSI/ASSE A1264.1 : 2007
ANSI A1264.1-2007
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